Doctor's Assessment Included
Every result includes a professional assessment from a BIG-registered doctor. For treatment decisions, discuss your results with your GP.
Creatinine Value in Blood: What Does It Say About Your Kidney Function?
Creatinine is a waste product produced by your muscles. Your kidneys filter creatinine from the blood. The creatinine value in blood can show how well your kidneys are doing this job. As you age, both muscle mass and kidney function change. This means your creatinine value may shift over time. Your doctor will review the result alongside other kidney values. The information on this page is intended as general information and is not a substitute for professional medical advice. Always discuss your results with a doctor.
What It Measures
This test detects irregular antibodies circulating in your blood serum that could bind to foreign red blood cells. These antibodies may develop after previous transfusions, pregnancies, or certain immune responses.
Why It Matters
Detecting irregular antibodies before a transfusion helps prevent potentially serious transfusion reactions. During pregnancy, the test can identify antibodies that may cross the placenta and affect the baby's red blood cells, allowing timely medical intervention.
When to Test
This test is typically performed before blood transfusions, during pregnancy (especially for Rh-negative women), and as part of pre-operative screening. Consult a healthcare professional for interpretation of results.
Lifestyle Tips
Inform healthcare providers of any previous transfusion reactions or known antibodies. Keep your medical records accessible, especially if you have been identified as having irregular antibodies. During pregnancy, attend all scheduled prenatal appointments for timely screening.
Frequently Asked Questions
What does a positive indirect Coombs test mean?
A positive result means irregular antibodies were detected in your blood. This does not necessarily indicate illness, but it is important information for ensuring safe blood transfusions and managing pregnancy. Your healthcare provider will explain the implications for your specific situation.
How is this test different from the direct Coombs test?
The indirect Coombs test detects antibodies floating freely in the blood serum, while the direct Coombs test looks for antibodies already attached to red blood cells. Each test serves a different clinical purpose.